body {
  margin: 0 auto;
  background-size: 100vw 100vh;
  opacity: 0.8;
}
ul {
  margin: 0;
  padding: 0;
  list-style: none;
}
.header {
  border-radius: 10px;
  margin: 0 auto;
  width: 1024px;
  min-width: 300px;
  height: 100px;
  line-height: 100px;
  background-color: #e6dbb9;
  display: flex;
}
.header div {
  padding-left: 10px;
}
.header .logo {
  display: flex;
  align-items: center;
  justify-content: center;
  flex: 2;
}
.header .logo img {
  width: 130px;
  height: 90px;
  border-radius: 10px;
}
.header .nav {
  flex: 3;
}
.header .nav li {
  float: left;
  padding: 0 20px;
}
.header .search {
  flex: 3;
}
.header .user {
  flex: 2;
}
.header .user img {
  border-radius: 50px;
  margin: auto 0;
  width: 50px;
  height: 50px;
  line-height: 50px;
}
@keyframes swiper-move {
  0% {
    margin-left: 0;
  }
  25% {
    margin-left: -800px;
  }
  50% {
    margin-left: -1600px;
  }
  75% {
    margin-left: -800px;
  }
  100% {
    margin-left: 0;
  }
}
.swiper {
  margin: 20px 0;
  height: 400px;
  background-image: url("/util/img/001.png");
  background-position: center;
  background-repeat: no-repeat;
  background-size: 100vw auto;
}
.swiper .main {
  height: 400px;
  width: 800px;
  overflow: hidden;
  margin: 0 auto;
  border-radius: 30px;
}
.swiper .main ul {
  display: flex;
  height: 100%;
  animation: steps();
}
.swiper .main ul li a {
  display: block;
  width: 800px;
  height: 400px;
}
.swiper .main ul li a img {
  width: 800px;
  height: 400px;
}
.test {
  background-color: pink;
}
.test .inner {
  width: 500px;
  margin: 0 auto;
  display: flex;
}
.wrap {
  margin: 30px auto;
  width: 600px;
  max-width: 70vw;
  min-width: 100vw -50vw;
  padding: 20px;
  background-color: #f40;
  color: white;
  border-radius: 20px;
}
.wrap .tr {
  margin: 20px 0;
}
